Aberdeenshire council: Aboyne, Upper Deeside and Donside ward, after the resignation of Conservative councillor Bruce Luffman who has taken a post with the Cairngorms National Park Authority. Term ends 2012.

Erewash borough council: Derby Road West ward, after the resignation of Conservative councillor Philip Rose who has moved to the USA but is disillusioned about the council. Term ends 2011.

Harlow borough council: Staple Tye ward, after the disqualification of David Kirton who failed to attend any meeting of the council or its committees in six months. Kirton had been elected as a Conservative but had left his group after being charged with criminal offences; he has been unable to attend council meetings because he has been remanded in custody. Term ends 2012.

Stirling council: Bannockburn ward, after the disqualification of Labour councillor Gerard O’Brien by the Standards commission. Term ends 2012, assuming the Scottish Local Government (Elections) Bill is passed by the Scottish Parliament.

Angus council: Monifieth and Sidlaw ward, after the death of Scottish National Party councillor Frank Ellis. Term ends 2012, assuming the Scottish Local Government (Elections) Bill is passed by the Scottish Parliament.

Barnet borough council: Totteridge ward, after the impending resignation of Conservative councillor Caroline Margo who is moving out of the borough. Term ends 2010. The byelection is likely to be held on 4 June.

North Lanarkshire council: Coatbridge North and Glenboig ward, after the resignation of John Wilson of the Scottish National Party who has decided to concentrate on his role as a Member of the Scottish Parliament. Term ends 2012, assuming the Scottish Local Government (Elections) Bill is passed by the Scottish Parliament.

Ribble Valley borough council: Langho ward, after the resignation of Conservative councillor Stan Taylor due to ill health. Term ends 2011. Cllr Taylor is expected to make his resignation formal at the end of May.

Stockton-on-Tees borough council: Ingleby Barwick West ward, after the disqualification of Lee Narroway (then of the Ingleby Barwick Independent Society) who has been sentenced to a term of 26 weeks’ imprisonment, suspended for two years. Term ends 2011.

Isle of Wight council: Bembridge South ward, after the disqualification of Win McRobert. Elected as a Conservative, she had left the group and was sitting as a ‘Democratic Conservative’; her disqualification is controversial because her absence was due to caring for her seriously ill husband.